taebronbp taebronbp

09-12-2020
Mathematics

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Use substitution to solve the system of equations.
x-2y=1
3x-6y=3

Respuesta :

meowmeow223334 meowmeow223334

09-12-2020

Change first equation
x - 2y = 1
add 2y to both side
x = 2y + 1
Plug into second equation
3(2y+1) - 6y = 3
Distributive property
6y + 3 - 6y = 3
y = 0, plug into first equation
x - 2(0) = 1, x = 1
Solution: x = 1, y = 0

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